Home / 85,567,267.65-118,085,502.36-48,396,820.59

Finding the Fourth Proportional to 85,567,267.65, 118,085,502.36 and 48,396,820.59

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Solution

The fourth proportional to 85,567,267.65, 118,085,502.36 and 48,396,820.59 is: 66,789,124.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,567,267.65 : 118,085,502.36 = 48,396,820.59 : x
  2. Step 2: Convert to fraction form
    85,567,267.65/118,085,502.36 = 48,396,820.59/x
  3. Step 3: Cross multiply
    85,567,267.65x = 118,085,502.36 × 48,396,820.59
  4. Step 4: Simplify right side
    85,567,267.65x = 5,714,962,871,996,942
  5. Step 5: Solve for x
    x = 5,714,962,871,996,942/85,567,267.65
  6. Step 6: Final answer
    x = 66,789,124.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.